// Licensed to the LF AI & Data foundation under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

package testutils

import (
	"os"

	"go.etcd.io/etcd/server/v3/embed"

	"github.com/milvus-io/milvus/pkg/v2/util/etcd"
)

type EmbedEtcdUtil struct {
	server  *embed.Etcd
	tempDir string
}

func (util *EmbedEtcdUtil) SetupEtcd() ([]string, error) {
	// init embed etcd
	embedetcdServer, tempDir, err := etcd.StartTestEmbedEtcdServer()
	if err != nil {
		return nil, err
	}
	util.server, util.tempDir = embedetcdServer, tempDir

	return etcd.GetEmbedEtcdEndpoints(embedetcdServer), nil
}

func (util *EmbedEtcdUtil) TearDownEmbedEtcd() {
	if util.server != nil {
		util.server.Close()
	}
	if util.tempDir != "" {
		os.RemoveAll(util.tempDir)
	}
}
